@charset 'UTF-8';
* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
body {
  font-family: Arial, Helvetica, sans-serif;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-user-select: none;
  user-select: none;
  line-height: 1;
}
img {
  display: block;
  width: 100%;
}
ul {
  list-style-type: none;
}
a {
  text-decoration: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
i,
em {
  font-style: normal;
}
body {
  background-color: #fafafa;
}
body .top {
  position: relative;
  height: 11.7333vw;
  padding: 1.8667vw 0.8vw;
  background-color: #fff;
  text-align: center;
}
body .top h1 {
  font-size: 4.2667vw;
  line-height: 8vw;
}
body .top .icon-zuojiantou {
  color: #000;
  font-size: 6.1333vw;
  position: absolute;
  left: 1.3333vw;
  top: 2.9333vw;
}
body .bottom {
  height: 21.6vw;
  background-color: #fff;
  border-bottom: 0.5px solid #f6f6f9;
  padding: 2.6667vw;
}
body .bottom .up {
  line-height: 5.3333vw;
  height: 5.3333vw;
  margin-bottom: 1.3333vw;
  font-size: 4.2667vw;
  color: #333;
}
body .bottom .down {
  font-size: 3.4667vw;
  line-height: 4.5333vw;
  color: #666;
}
